Cremona's table of elliptic curves

23660 = 2² · 5 · 7 · 13²

Class	r	Atkin-Lehner	Eigenvalues
23660a (1 curve)	0	2- 5+ 7+ 13+	2-  0 5+ 7+  3 13+  7 -6
Curve Equation t 23660a1 [0,0,0,1352,-2028] 1
23660b (2 curves)	0	2- 5+ 7+ 13+	2-  1 5+ 7+ -3 13+ -3 -2
Curve Equation t 23660b1 [0,1,0,-901,-51401] 1 23660b2 [0,1,0,-136101,-19371481] 1
23660c (2 curves)	0	2- 5+ 7+ 13+	2-  1 5+ 7+ -3 13+  6 -2
Curve Equation t 23660c1 [0,1,0,-1421,20255] 1 23660c2 [0,1,0,3779,111775] 1
23660d (1 curve)	0	2- 5+ 7+ 13+	2-  3 5+ 7+ -4 13+ -7 -8
Curve Equation t 23660d1 [0,0,0,-208,1157] 1
23660e (1 curve)	1	2- 5+ 7- 13+	2-  1 5+ 7-  4 13+ -3  0
Curve Equation t Generators 23660e1 [0,1,0,139,5084] 1 [47:343:1]
23660f (1 curve)	1	2- 5+ 7- 13+	2- -1 5+ 7-  4 13+  3  4
Curve Equation t Generators 23660f1 [0,-1,0,5859,792466] 1 [958:29744:1]
23660g (1 curve)	1	2- 5- 7+ 13+	2-  1 5- 7+ -4 13+ -3  0
Curve Equation t Generators 23660g1 [0,1,0,23435,11075728] 1 [3609367972992:96063536606348:21694295069]
23660h (1 curve)	1	2- 5- 7+ 13+	2- -1 5- 7+ -4 13+  3 -4
Curve Equation t Generators 23660h1 [0,-1,0,35,350] 1 [5:-25:1]
23660i (1 curve)	0	2- 5- 7- 13+	2-  0 5- 7- -3 13+  7  6
Curve Equation t 23660i1 [0,0,0,228488,-4455516] 1
23660j (2 curves)	0	2- 5- 7- 13+	2-  1 5- 7-  3 13+  6  2
Curve Equation t 23660j1 [0,1,0,-240205,45460975] 3 23660j2 [0,1,0,638595,243015215] 1
23660k (1 curve)	0	2- 5- 7- 13+	2-  3 5- 7-  4 13+ -7  8
Curve Equation t 23660k1 [0,0,0,-35152,2541929] 1
23660l (1 curve)	0	2- 5- 7- 13+	2-  3 5- 7-  5 13+ -1 -6
Curve Equation t 23660l1 [0,0,0,5408,465764] 1

Data from Elliptic Curve Data by J. E. Cremona.
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